Windows Command

Copy Files

robocopy "C:\SourceFolder" "Z:\DestinationFolder" /E /Z /MT:32 /R:1 /W:1

Option:
/E => Copies subfolders, including empty ones
/Z => Restartable mode (resumes if interrupted)
/MT:32 => Multi-threaded copy (up to 128 threads)
/R:1 => Retry 1 time if a file fails to copy
/W:1 => Wait 1 second between retries
/LOG:file.txt => Logs the results to a text file
/MIR => Mirror source to destination (careful: deletes!)